package exp6;

class Bird extends Animal implements Flyable{
	void walk() {
		System.out.println("行走中……");
	}
	public void fly() {
		System.out.println("飞起来了……");
	}
}
public class BirdTest {
	public static void main(String[] args) {
		Bird bird = new Bird();
		bird.walk();
		bird.fly();
	}
}
